/*
 * @(#) $Header$
 *
 * Copyright (C) 2007  Forklabs Daniel Léonard
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */

package ca.forklabs.media.jai.opimage;

import java.awt.RenderingHints;
import java.awt.image.RenderedImage;
import java.awt.image.renderable.ContextualRenderedImageFactory;
import java.awt.image.renderable.ParameterBlock;
import java.awt.image.renderable.RenderContext;
import java.awt.image.renderable.RenderableImage;
import ca.forklabs.media.jai.operator.PipelineDescriptor;

/**
 * Class {@code PipelineCRIF} is a {@link ContextualRenderedImageFactory}
 * supporting the <em>Pipeline</em> operation in the rendered and renderable
 * image layers.
 *
 * @author   <a href="mailto:forklabs at gmail.com?subject=ca.forklabs.media.jai.opimage.PipelineCRIF">Daniel Léonard</a>
 * @version $Revision$
 */
public class PipelineCRIF extends AbstractCRIF {

//---------------------------
// Constructor
//---------------------------

   /**
    * Constructor.
    */
   public PipelineCRIF() {
      super(PipelineDescriptor.NAME);
      }


//---------------------------
// Implemented methods from javax.media.jai.CRIFImpl
//---------------------------

   /**
    * Performs the rendered pipeline.
    * @param   pb   the parameter block.
    * @param   hints   optional rendering hints.
    * @return   the result.
    */
   @Override
   public RenderedImage create(ParameterBlock pb, RenderingHints hints) {
      PipelineUtil.Specialization<RenderedImage> specialization = PipelineUtil.RENDERED;
      RenderedImage sink = PipelineUtil.doPipeline(pb, hints, specialization);
      return sink;
      }

   /**
    * Performs the renderable pipeline.
    * @param   context   the rendering context.
    * @param   pb   the parameter block.
    * @return   the result.
    */
   @Override
   public RenderedImage create(RenderContext context, ParameterBlock pb) {
      RenderingHints hints = null;
      PipelineUtil.Specialization<RenderableImage> specialization = PipelineUtil.RENDERABLE;
      RenderableImage image = PipelineUtil.doPipeline(pb, hints, specialization);
      RenderedImage sink = image.createRendering(context);
      return sink;
      }
// TODO : is this method really necessary ?

   }
